衰變模式 的英文怎麼說

中文拼音 [shuāibiànmóshì]
衰變模式 英文
radioactive decay
  • 衰 : 衰動詞（衰弱） decline; wane
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 式 : 名詞1 （樣式） type; style 2 （格式） pattern; form 3 （儀式; 典禮） ceremony; ritual 4 （自然科...
  • 模式 : model; mode; pattern; type; schema
  1. This paper aims to explore systematically some scientific principles of resource - based cities from their formation and development to contabescence or transformation in the context of theories of resource life cycle and sustainable development. it also discusses the scientific issues of connotation, models and transformation mechanism of resource - based cities, makes an integrated assessment on their sustainable and renewable capiabilities of those cities and brings out several measures and policies for the transformation of resource - based cities in china

    本論文的研究目的是從資源生命周期理論、可持續發展理論等出發，系統地分析總結資源型城市從形成、發展到衰亡或轉型的整個過程中的科學規律，探索資源型城市功能變化機制的科學問題，科學界定資源型城市內涵和發展或轉型模式，綜合評定資源型城市可持續發展和再生能力，探索我國資源型城市功能轉型機制和發展模式以及各種途徑與對策。
  2. The fatigue behavior of strength, stiffness, and deformation of concrete is analysed systematically. the fatigue equation is established. the empirical expressions of the total longitudinal strain and the elastic modulus are given, and the relationships between the increasing rate of the total second - stage strain and the decreasing rate of the elastic modulus with the cyclic number are obtained

    系統地分析了砼抗拉、拉-壓疲勞強度、剛度、變形規律；建立了相應的s - n關系，提出了縱向總應變、彈性模量的經驗公式，及其第二階段總應變增長率、彈性模量衰減率分別與疲勞壽命的關系式。
  3. According to the characteristic of ieee 1394 with wide bandwidth, common and real - time, the author put forward ieee 13 94 should be applied into real - time digital video transfer in optics - electronics theodolite. before engineering realization, carried out a video image transfer test on three types of digital video tape recorders and camera with ieee 1394 interface. we found that digital videos without compression transfered under ieee 1394 standard ( transfer from 4. 5m to 100m ), compared with analog videos, have no geometric distortion, and have better luminance, contrast, definition

    作為工程實現前的實驗研究，對三類具有ieee1394介面的數字錄像機和攝像機進行了視頻圖像傳輸實驗，發現無壓縮格式的按ieee1394標準傳輸的數字視頻圖像（傳輸距離從4 . 5米到100米之間） ，較原始模擬視頻圖像在幾何位置信息上沒有衰變，而在亮度、對比度、邊緣清晰度這些方面有明顯的優勢；但是按dvcam壓縮格式（常見于sony公司的系列產品，是5 ： 1的dct幀內壓縮）壓縮的數字視頻圖像，較原始模擬參照圖像有明顯的幾何畸變。
  4. Higgs mechanism is very important to the standard model. the theoretical study on higgs boson ' s physical properties and its decay process is significant to find higgs bosons in experiments

    標準模型中higgs機制的作用是至關重要的，在理論上研究higgs粒子的各種性質及其衰變方式對于實驗上探測發現higgs粒子有很大的指導意義。
  5. The last theoretical research prove the particle ' s properties and its decay mode has important change in model iii. one maybe obtain much more new physics in model iii. the analysis of present theories show mh + > mt

    最近的研究證明在模型下粒子的各種性質及其衰變方式也有重要變化，在模型下有可能得到更多的新物理（ newphysics ） 。
  6. Modification factors were given according to the relationship between elastic modulus reduction and tensile stress. the empirical elementarily formulas of damage evolution in tensile loading were given quantitatively, and verified by experiments

    通過彈性模量衰減與應力變化的關系，確定了二維編織、三維編織c sic復合材料拉伸損傷的修正系數，初步定量給出了該材料拉伸損傷演化方程的經驗公式並通過實驗驗證。
  7. The proposed fuzzy sliding mode controller does not require any knowledge of a nonlinear system and attempts to improve both transient and stability margins

    建議的模糊滑動模式控制器是針對非線性系統在未知參數變化與結構下的強健追蹤控制，其設計包含補償器、衰減技術、模糊邏輯近似法。
  8. A new method of calculating the concentration distribution of radio - nuclides was proposed, in which the effect of gravity settlement, rain washing and the decay of the radioactive species re considered

    利用傾斜煙團模式，考慮實際過程中核素粒子的重力沉降、雨洗作用以及放射性衰變等因素的影響，提出一種迅速估算放射性核素擴散濃度的方法。
  9. The researches start from the theory of radio scatter, highly generalized the communication terrain and other conditions in some parameters. the digital simulator frame has many distinct advantages such as programmable, various fading model and channel type that can be design freely by user

    模擬器方案具有通道可編程、衰落模型可變、通道類型可變以及可設計出用戶自定義的通道類型和衰落模型等優點，擺脫了以往模擬器設計中使用經驗分佈和經驗公式的作法。
  10. Subsequently, the waves induced forces and their driven effects on currents are studied in detail. in the discussion of the effects of currents on waves, according to the wave radiation theory and the law of wave action conservation, the equivalence of none vorticity condition of the vector of wave number in constant wave field and fermat theory is testified. the dynamic and kinematics effects of background currents on waves are introduced concisely

    在流對浪的作用討論中，依據波動的射線理論和由變分原理導出的波作用量守恆定律，闡明了穩定波場波數矢量的無旋條件與費馬原理的等價性，扼要討論了背景流場影響海浪的運動學效應和動力學效應，首次指出水位（包括天文潮位與風暴潮位）變化對海浪成長與消衰的影響，為流浪潮聯合數值模式的發展提供必要的理論依據。
  11. It takes advantages of modern computer to fit all the experimental information, hence a very powerful pwa method. in this thesis, we use this method to analysis hadrons japdecay model jap - > ( ptt - tr + and j p radioactive decay model based on the pwa amplitude, we received mass distribution of two outgoing pious and angle distribution of the outgoing particles using the cern program. finally we compared tow different form factors ( barrier factors and gauss factor ) wh ich were always used the calculating of pwa amplitude

    本文採用這種分析方法給出的j強衰變j ~ - ~ +和j粒子輻射衰變j ~ - ~ +分波振幅公式，利用cern的蒙特卡羅模擬程序繪出了末態粒子的角分佈和不變質量分佈，對分波分析中常用的兩種動力學形狀因子（中心位壘因子和高斯壓低因子）進行了研究比較。
  12. According to the research of the medium - voltage power line transmission characteristics and frequency - domain modeling of bottom up mode that is to accquire characteristic parameters by theoretical calculation, the characteristic modeling of medium - voltage power line is established, and the suitable parameters which can restrain the signal attenuation is gained

    本文首先通過對中壓電力線傳輸特性的研究，利用從下往上的頻域研究模式，即通過理論計算獲得特徵參數，建立了中壓電力線傳輸通道特性模型，推出了符合中壓電力線傳輸函數變化的參數，可以有效地抑制信號衰減。
  13. 2 vibration : while vibration levels obviously diminish in proportion to distance, they are also significantly affected by soil type and the structural characteristics of support columns

    （ 2 ）振動部分：捷運列車所造成之地表振動傳播，其隨距離地衰減的趨勢是很明顯，而衰減之程度則隨著土壤性質的不同及高架路軌樑柱之特性，而產生不同衰減變化模式。
  14. The second part, with the aid of many types constructive transformation and symbolic computation ( especially wu algebraic elemination method ), some topics in nonlinear evolution equation are studied, including exact solution ( solitary solution, periodic solution, rational function solutions and jacobian function solution ), backlund transformation, cole - hopf transformation, dromion solution and its construction etc. charter 2 introduces ac = bd model and its application about partial differential equations

    第二部分以構造性的變換及符號計算特別是（吳代數消元法）為工具，來研究非線性演化方程中的一些問題：精確解（如孤子解、周期解、有理解和雅可比橢圓函數解（雙周期解）等） 、 backlund變換、 hopf變換， dromion解及衰變結構等第二章介紹了求解pdes的ac = bd模式及其在偏微分方程中的作用。
  15. This equation solving method overcomes the shortcomings of simulation software on thermal field analysis, strongly complements the commonly used 1 - d temperature distribution to analyze thermo - optic devices in literature. the results avoids complicated form of solutions provided by fourier transform method, and thereafter lend itself to analyze the influence of thermo - optic to attenuation characters and power consumption in waveguide

    這種方法克服了模擬軟體在熱場分析上的不足，是對現有文獻多數採用一維溫度分佈作為熱光器件分析的有力補充，也避免了傅立葉變換法的復雜形式，為後面分析熱光效應對器件衰減性能和功耗的影響打下了基礎。
  16. Empirical expressions of the total longitudinal strain and the secant modulus are given. in addition, the relationships of the increasing rate of the total second - stage strain and the decreasing rate of the secant modulus with the number of cycles are obtained respectively

    給出了縱向總應變、割線模量的經驗公式，及其第二階段總應變增長率、割線模量衰減率分別與疲勞壽命的經驗公式。
  17. For power control of listening users, forward power control method are introduced based on full, multichannel, filtered report, and collision method etc. the full report method has redundancy report information, and its real - time performance is bad, multichannel report is introduced to improve the real - time performance, and filtered report is introduced to eliminate the redundancy information, finally the collision method introduced can not only get higher real - time performance but also diminish the redundancy information ; 2. in order to meet the requirements of making the dynamic simulation of trunking group system, the ms ’ s random move equation is brought forward, the simulation of ms ’ s distribution is done and the integrated channel model are presented ; 3. the smart predicative model of power control is introduced to overcome the delay and track the change of the complicated network, with this model, the power control ‘ s performance is greatly improved

    全匯報方法存在冗餘的匯報信息，而且實時性較差，為了改善實時性提出了多通道的匯報方式，為了改善冗餘匯報而提出了篩選法，最後介紹的碰撞法在減少冗餘信息的同時又提高了實時性;二、為了集群功率控制動態模擬的需要，提出了移動臺的隨機運動方程，進行了有關移動臺的分佈模擬，建立了綜合的通道模型;三、希望克服延時和跟蹤復雜網路環境變化，提出了功率控制的智能預測模型，通過智能預測模型可以改善功率控制的性能，著重介紹了採用神經網路的方法實現智能預測的通用模型，從而跟蹤復雜多變的無線環境，諸如慢衰落及快衰落（包括多徑衰落、多普勒效應所引起的衰落）等網路特徵，達到預測功率需求;四、採用二級正交碼和智能天線（空分多址）的方法進行組內用戶的識別，改進功率控制效果;五、話權用戶的前向和反向功率控制方法;六、對引入gota的cdma系統提出了復合容量表示方法，並作容量分析，探討有關gota系統的qos問題。
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